use tempfile for asn1c_cmd

utils/codegen/asn1ToC/asn1ToC.py

@@ -115,12 +115,12 @@ def main():
                 shutil.copy(f, container_input_dir)
 
             # run asn1c docker container to generate header and source files
-            asn1c_cmd_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), "asn1c.sh")
-            with open(asn1c_cmd_file, "w") as f:
+            asn1c_cmd_file = tempfile.NamedTemporaryFile(delete=False)
+            with open(asn1c_cmd_file.name, "w") as f:
                 f.write(f"asn1c $(find /input -name '*.asn' | sort) -fcompound-names -fprefix={args.type}_ -no-gen-BER -no-gen-XER -no-gen-JER -no-gen-OER -no-gen-example -gen-UPER")
 
-            subprocess.run(["docker", "run", "--rm", "-u", f"{os.getuid()}:{os.getgid()}", "-v", f"{container_input_dir}:/input:ro", "-v", f"{container_output_dir}:/output", "-v", f"{asn1c_cmd_file}:/asn1c.sh", args.docker_image], check=True)
-            os.remove(asn1c_cmd_file)
+            subprocess.run(["docker", "run", "--rm", "-u", f"{os.getuid()}:{os.getgid()}", "-v", f"{container_input_dir}:/input:ro", "-v", f"{container_output_dir}:/output", "-v", f"{asn1c_cmd_file.name}:/asn1c.sh", args.docker_image], check=True)
+            os.remove(asn1c_cmd_file.name)
 
             # move generated header and source files to output directories
             for f in glob.glob(os.path.join(container_output_dir, "*.h")):